139968017240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{74451073}}^1$

素因数の和:74451131

約数の個数: 32

約数和(自身を含む): 321628639680

約数和(自身を除く): 181660622440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 74451073, 148902146, 297804292, 372255365, 595608584, 744510730, 1489021460, 2978042920, 3499200431, 6998400862, 13996801724, 17496002155, 27993603448, 34992004310, 69984008620, 139968017240]

約数ペア:

[(1, 139968017240), (2, 69984008620), (4, 34992004310), (5, 27993603448), (8, 17496002155), (10, 13996801724), (20, 6998400862), (40, 3499200431), (47, 2978042920), (94, 1489021460), (188, 744510730), (235, 595608584), (376, 372255365), (470, 297804292), (940, 148902146), (1880, 74451073)]